| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an aromatic polycarbonate resin composition overcoming the problem of mold contamination while attaining flowability to maintain high productivity even when molded at a low cylinder temperature, retaining long-term strength of the optical information recording medium after molding, and resistant to UV irradiation and so on. <P>SOLUTION: This aromatic polycarbonate resin composition for optical information recording medium contains 0.01-0.3 pts.wt of a glycerin monoester type mold release agent based on 100 pts.wt of an aromatic polycarbonate resin wherein viscosity-average molecular weight is 1.0×10<SP>4</SP>to 2.0×10<SP>4</SP>, the content of the low molecular weight component with molecular weight of not more than 1,000 is 1.5 wt.% or less, the total nitrogen content is 15 ppm or less, the Cl content is 100 ppm or less, and an amount of OH terminal group is 0.1-30 eq/ton. <P>COPYRIGHT: (C)2010,JPO&INPIT |
